Texas Instruments HDC1080 Capteur numérique d'humidité et de température, boîtier WSON

High-Accuracy Digital Humidity and Temperature Sensor for Industrial Applications

Le HDC1080 is a high-precision, low-power digital humidity and temperature sensor from Texas Instruments (TI), designed for demanding industrial, commercial, and consumer applications. This sensor integrates both humidity and temperature sensing elements in a compact 3 mm × 3 mm DFN package, offering a cost-effective and reliable solution for environmental monitoring systems. With its I²C interface, the device ensures seamless integration into a wide range of embedded systems.

Engineered for high performance and long-term stability, the HDC1080 is ideal for applications requiring accurate environmental data, such as HVAC systems, smart thermostats, medical devices, and industrial automation. Its low power consumption and wide operating voltage range make it suitable for battery-powered and energy-sensitive designs.

Why Choose This Sensor Over Conventional Humidity and Temperature Sensors?

Compared to traditional analog sensors or discrete component solutions, the HDC1080 offers several key advantages that make it a preferred choice for engineers and system designers:

1. Integrated Design for Space-Constrained Applications

The HDC1080 combines both humidity and temperature sensing in a single chip, reducing the need for multiple components. This integration minimizes PCB footprint and simplifies system design, especially in compact or portable devices.

2. High Accuracy and Stability

With a typical humidity accuracy of ±2% and temperature accuracy of ±0.2°C, the sensor delivers precise environmental data. Its factory calibration ensures consistent performance across a wide range of operating conditions, reducing the need for field calibration.

3. Low Power Consumption

Operating at just 1.3 µA average current (1 sample per second), the HDC1080 is optimized for low-power applications. This makes it ideal for battery-operated systems where energy efficiency is critical.

4. Digital Output with I²C Interface

The digital I²C interface simplifies communication with microcontrollers and eliminates the need for analog-to-digital conversion. This reduces design complexity and improves data integrity in noisy environments.

5. Wide Operating Range

The sensor supports a supply voltage range of 2.7 V to 5.5 V and operates in temperatures from –40°C to +125°C, making it suitable for harsh industrial environments.

6. Industry-Leading Brand Backing

Manufactured by Texas Instruments, a global leader in analog and embedded processing, the HDC1080 benefits from TI’s extensive experience in sensor technology, quality assurance, and long-term product support.

Paramètres techniques et spécifications

• Humidity Accuracy (typical): ±2%
• Temperature Accuracy (typical): ±0.2°C
• Humidity Range: 0% to 100% RH
• Plage de température : -40°C à +125°C
• Supply Voltage: 2,7 V à 5,5 V
• Average Current Consumption: 1.3 µA (1 sample/sec)
• Interface: I²C digital interface
• Package: 3 mm × 3 mm DFN
• Factory Calibrated: Oui
• Type de sortie : Numérique

Typical Applications in Industrial and Commercial Systems

The HDC1080 is widely used in a variety of applications where accurate environmental monitoring is essential. Its compact size, low power consumption, and high accuracy make it suitable for:

• HVAC systems – for precise humidity and temperature control
• Smart thermostats – enabling energy-efficient climate regulation
• Medical devices – ensuring patient safety through environmental monitoring
• Industrial automation – monitoring factory conditions for optimal performance
• Consumer electronics – such as smartphones and wearables
• Weather stations – for accurate local climate data
• Data centers – maintaining optimal operating conditions for servers

Texas Instruments: A Trusted Name in Sensor Technology

Texas Instruments (TI) is a globally recognized leader in the design and manufacturing of analog and embedded semiconductors. With decades of experience in sensor development, TI ensures that each product, including the HDC1080, meets the highest standards of quality, reliability, and performance. Engineers worldwide trust TI for their robust documentation, long product life cycles, and comprehensive technical support.

TI’s commitment to innovation and customer success is evident in the HDC1080’s design, which reflects the company’s deep understanding of real-world application needs. Whether you’re developing a new product or upgrading an existing system, choosing a TI sensor means choosing proven performance and long-term value.

Foire aux questions (FAQ)

1. What makes this sensor suitable for battery-powered applications?

The sensor’s ultra-low average current consumption of 1.3 µA (at 1 sample per second) significantly extends battery life, making it ideal for portable and energy-sensitive devices such as wearables and remote sensors.

2. Can this sensor operate in extreme environmental conditions?

Yes, it supports a wide temperature range from –40°C to +125°C and 0% to 100% relative humidity, making it suitable for harsh industrial and outdoor environments where reliability is critical.

3. Is calibration required before deployment?

No, the sensor is factory-calibrated for both humidity and temperature. This ensures high accuracy out of the box and eliminates the need for additional calibration during installation.

4. How does the digital I²C interface benefit system integration?

The I²C interface allows for easy communication with microcontrollers, reducing design complexity and improving data accuracy by avoiding analog signal degradation in noisy environments.